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Finding the Fourth Proportional to 175,079, 262,673.76 and 133,159.88

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Solution

The fourth proportional to 175,079, 262,673.76 and 133,159.88 is: 199,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,079 : 262,673.76 = 133,159.88 : x
  2. Step 2: Convert to fraction form
    175,079/262,673.76 = 133,159.88/x
  3. Step 3: Cross multiply
    175,079x = 262,673.76 × 133,159.88
  4. Step 4: Simplify right side
    175,079x = 34,977,606,360.75
  5. Step 5: Solve for x
    x = 34,977,606,360.75/175,079
  6. Step 6: Final answer
    x = 199,781.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.